Add the expert and experimental mode in the Master CLI commands section.
$ echo '@1; show info; show stat; @2; show info; show stat' | socat /var/run/haproxy-master.sock -
[...]
+expert-mode [on|off]
+ This command activates the "expert-mode" for every worker accessed from the
+ master CLI.
+
+ See also "expert-mode" in Section 9.3.
+
+experimental-mode [on|off]
+ This command activates the "experimental-mode" for every worker accessed from
+ the master CLI.
+
+ See also "experimental-mode" in Section 9.3.
+
prompt
When the prompt is enabled (via the "prompt" command), the context the CLI is
working on is displayed in the prompt. The master is identified by the "master"